Global Patent Index - EP 0918962 B1

EP 0918962 B1 20011107 - SPROCKET

Title (en)

SPROCKET

Title (de)

KETTENRAD

Title (fr)

PIGNON

Publication

EP 0918962 B1 20011107 (EN)

Application

EP 97935780 A 19970813

Priority

  • JP 9702824 W 19970813
  • JP 21452996 A 19960814

Abstract (en)

[origin: US6203462B1] A sprocket 1 includes a wavy region 2. The wavy region is formed at least at the outer periphery of the sprocket and extends in an undulating fashion along the circumference of the sprocket. The wavy region has a plurality of convex joint portions 3. A plurality of teeth 5 are formed at the outer end of the convex joint portions.

IPC 1-7

F16H 55/30; B62M 9/10; F16H 7/06

IPC 8 full level

B62M 9/02 (2006.01); B62M 9/06 (2006.01); B62M 9/10 (2006.01); F16H 7/06 (2006.01); F16H 55/30 (2006.01)

CPC (source: EP US)

B62M 9/02 (2013.01 - EP US); B62M 9/06 (2013.01 - EP US); B62M 9/10 (2013.01 - EP US); F16H 7/06 (2013.01 - EP US); F16H 55/30 (2013.01 - EP US)

Designated contracting state (EPC)

DE ES FR GB IT

DOCDB simple family (publication)

US 6203462 B1 20010320; CN 1109207 C 20030521; CN 1228148 A 19990908; DE 69708118 D1 20011213; DE 69708118 T2 20020425; EP 0918962 A1 19990602; EP 0918962 B1 20011107; ES 2167770 T3 20020516; ID 18024 A 19980219; MY 119448 A 20050531; WO 9806962 A1 19980219

DOCDB simple family (application)

US 23086799 A 19990607; CN 97197339 A 19970813; DE 69708118 T 19970813; EP 97935780 A 19970813; ES 97935780 T 19970813; ID 972819 A 19970813; JP 9702824 W 19970813; MY PI9703732 A 19970814